Get the sign field from a vl-implicitvalueparam.
(vl-implicitvalueparam->sign x) → sign
This is an ordinary field accessor created by defprod.
Function:
(defun vl-implicitvalueparam->sign$inline (x) (declare (xargs :guard (vl-paramtype-p x))) (declare (xargs :guard (equal (vl-paramtype-kind x) :vl-implicitvalueparam))) (let ((__function__ 'vl-implicitvalueparam->sign)) (declare (ignorable __function__)) (mbe :logic (b* ((x (and (equal (vl-paramtype-kind x) :vl-implicitvalueparam) x))) (vl-maybe-exprsign-fix (std::prod-car (std::prod-cdr (cdr x))))) :exec (std::prod-car (std::prod-cdr (cdr x))))))
Theorem:
(defthm vl-maybe-exprsign-p-of-vl-implicitvalueparam->sign (b* ((sign (vl-implicitvalueparam->sign$inline x))) (vl-maybe-exprsign-p sign)) :rule-classes :rewrite)
Theorem:
(defthm vl-implicitvalueparam->sign$inline-of-vl-paramtype-fix-x (equal (vl-implicitvalueparam->sign$inline (vl-paramtype-fix x)) (vl-implicitvalueparam->sign$inline x)))
Theorem:
(defthm vl-implicitvalueparam->sign$inline-vl-paramtype-equiv-congruence-on-x (implies (vl-paramtype-equiv x x-equiv) (equal (vl-implicitvalueparam->sign$inline x) (vl-implicitvalueparam->sign$inline x-equiv))) :rule-classes :congruence)
Theorem:
(defthm vl-implicitvalueparam->sign-when-wrong-kind (implies (not (equal (vl-paramtype-kind x) :vl-implicitvalueparam)) (equal (vl-implicitvalueparam->sign x) (vl-maybe-exprsign-fix nil))))